sulfonium

noun
sul·​fo·​ni·​um | \ ˌsəl-ˈfō-nē-əm How to pronounce sulfonium (audio) \

Definition of sulfonium

: a monovalent group or cation SH3 or derivative SR3

First Known Use of sulfonium

1885, in the meaning defined above

History and Etymology for sulfonium

New Latin, from sulf- + -onium

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More Definitions for sulfonium

sulfonium

noun
sul·​fo·​ni·​um
variants: or chiefly British sulphonium \ ˌsəl-​ˈfō-​nē-​əm How to pronounce sulphonium (audio) \

Medical Definition of sulfonium

: a monovalent group or cation SH3 or derivative SR3